Keck Week Video #13: Between the Galaxies: The Intergalactic Medium – Dr. Xavier Prochaska

Xavier Prochaska, from UC Santa Cruz, explains how his team employs the "science of silhouette" to discover and characterize the intergalactic medium and the large-scale structure of the cosmos.

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The sky is ready for OSIRIS-LGS and NIRC2-NGS. Our observers from UCSB/UCLA and UCLA are also ready. Sun set 06:46:00pm rise 05:57:00am
Keck 1 OSIRIS-LGS is scheduled with UH observers. Keck 2 NIRSPEC is scheduled for UCSD/UCD observers. Sun set 06:47:00pm rise 05:57:00am
We are setting up LRIS-ADC on Keck 1 for NASA/KECK observers, DEIMOS on Keck 2 for UCD observers. Sun set 06:48:00pm rise 05:56:00am
Happy Sunday! One of the clever scientists posted this as the description for their observing run here at Keck. pic.twitter.com/3iSlETZTFr